Hello,, uterine cyst!!!!?. Did you get ultrasound to diagnose this? There are few things you need to know. Cysts occur in ovaries single cyst usual doesn't cause menstrual bleeding problems,, but if big enough can undergo torsion and lead to medical emergency. Now uterine fibroids and polyps these could cause above symptoms of your mother..could be simple benign growth or may be cancerous too,, instead of waiting with out properly diagnosing kindly visit a gynecologist at the earliest and get it diagnosed These have permanent surgical solution if diagnosis caught early.